Find what is increase in temperature of the brakes

Assignment Help Physics
Reference no: EM13552716

A 767 kg car moving at 21 m/s brakes to a stop. The brakes contain about 16 kg of iron that absorb the energy. What is increase in temperature of the brakes? Assume the speci?c heat of iron is 450 J/kg ·?C.

Reference no: EM13552716

Questions Cloud

Estimate how far does the coin roll before coming to rest : A coin with a diameter of 2.30 cm is dropped on edge onto a horizontal surface. The coin starts out with an initial angular speed of 15.5 rad/s and rolls in a straight line without slipping. how far does the coin roll before coming to rest
How old is bob when he arrives : Bob takes off for a planet that is 100 LY away moving in a rocket ship at .9999c relative to Earth when he is 10 years old. How old is Bob (in years) when he arrives
Prepare an income statement for october for cbs : Prepare an income statement for October for CBS - Prepare Statements for a Service Company
Driving the internationalization of business : What major factors are driving the internationalization of business? List and describe the major challenges to the development of global systems. Explain why some firms have not planned for the development of internationalization systems.
Find what is increase in temperature of the brakes : A 767 kg car moving at 21 m/s brakes to a stop. The brakes contain about 16 kg of iron that absorb the energy. What is increase in temperature of the brakes
The pros and cons of quoting project times aggressiely : What are the pros and cons of quoting project times aggressively? Conservatilvely?
Estimate what is the maximum efficiency possible : The supersonic low altitude missile (vought SLAM) had an atomic engine operating at 1500 degrees celsius. What is the maximum efficiency possible
In what ways does stoker create the impression that jonathan : In what ways does Stoker create the impression that Jonathan is traveling to a part of the world beyond the reach of an ordinary Victorian reader?
Prepare contribution margin income statement : Prepare a gross margin income statement and a contribution margin income statement

Reviews

Write a Review

Physics Questions & Answers

  Find the magnitude of the resulting magnetic field

A sphere of radius R is uniformly charged to a total charge of Q. It is made to spin about an axis that passes through its center with an angular speed ω. Find the magnitude of the resulting magnetic field at the center of the sphere.

  Find the equivalent resistance

A resistor is in the shape of a cube, with each side of resistance  R . Find the equivalent resistance between any two of its adjacent corners.

  What is the electric field at the location

Question: Field and force with three charges? What is the electric field at the location of Q1, due to  Q 2 ?

  What is the maximum displacement of the bridge deck

What is the maximum displacement of the bridge deck?

  What is the magnitude of the current in the wire

What is the magnitude of the current in the wire as a function of time?

  Blackbody

Questions on blackbody, Infra-Red Detectors & Optic Lens and Digital Image.

  Gravity conveyor

Illustrate the cause of the components accelerating from rest down the conveyor.

  Calculate the dc voltage

Calculate the dc voltage applied to the circuit.

  Quadrupole moments in the shell model

Quadrupole moments in the shell model

  Determine the tension in each string

Determine the tension in each string

  Introductory mechanics: dynamics

Calculate the smallest coefficient of static friction necessary for mass A to remain stationary.

  Evaluate maximum altitude

Evaluate maximum altitude?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd